Quality identification of aging test chamber

aging test chamber is a general name for products in the environmental testing industry. The aging test chamber includes: ozone aging, ultraviolet aging, xenon lamp aging, ventilation thermal aging, high temperature aging, salt spray corrosion aging and many other aging test methods. It is one of the more important artificial environment climate test methods. The working principle of
aging test chamber is to use high temperature and high humidity environment to accelerate the aging process of materials. In the test chamber, the temperature and humidity are adjusted to simulate the operating environment of electronic devices under harsh conditions, thereby accelerating material aging and performance changes. Through the aging test of materials, we can understand the problems that equipment may face during long-term operation and take corresponding measures in advance to avoid failures.
In the case of aging test chamber quality appraisal, Zhongke Testing can provide aging test chamber quality appraisal services.

1. Light source stability: Evaluate the light source stability and consistency of the test chamber. Ensure that the test chamber provides stable and consistent lighting conditions by measuring and comparing light intensity and spectral distribution at different locations.
2. Temperature and humidity control: Check the performance of the temperature and humidity control system of the test chamber. Evaluate the control accuracy, stability and uniformity of temperature and humidity to ensure that the test chamber can conduct accurate aging tests under specified temperature and humidity conditions.
3. Radiation and time control: Evaluate the radiation and time control capabilities of the test chamber. Consider the uniformity and stability of the radiation energy of the test chamber, and whether the control system can accurately control the aging time to ensure the accuracy and repeatability of the aging test.
4. Safety system and protective measures: Check the safety system and protective measures of the test chamber. Ensure that the test chamber has safety functions such as over-temperature protection, electrical isolation, emergency shutdown and fault alarm to protect the safety of operators and equipment.
5. Data recording and analysis functions: Evaluate the data recording and analysis functions of the test chamber. Consider whether the test chamber can record and store relevant data during the aging process, and whether it has the functions of data analysis and report generation to facilitate subsequent analysis and evaluation of aging test results.

GB/T 33873-2017 Thermal aging test chamber energy efficiency test method
GB/T 32710.11-2016 Safety specifications for environmental testing instruments and equipment Part 11: Air thermal aging test chamber
JB/T 7444-2018 Air thermal aging test chamber
JB/T 4278.9-2011 Verification method for rubber and plastic wire and cable testing instruments and equipment Part 9: Oxygen bomb and air bomb aging test chamber
JB/T 4278.13-2011 Verification method for rubber and plastic wire and cable testing instrument and equipment Part 13: Forced ventilation thermal aging test chamber
JB/T 4278.6-2011 Verification method for rubber and plastic wire and cable testing instrument and equipment Part 6: Natural ventilation thermal aging test chamber

was entrusted by the court to accept the physical evidence appraisal of whether the xenon lamp weathering resistance test chamber involved in the case complied with relevant standards.
appraisal analysis results: The
appraisal analysis expert group discussed the relevant information and on-site investigation of the aging test chamber involved and made a comprehensive quality and technical analysis, and made the following suggestions and conclusions: The temperature control capability, filter type, temperature and humidity sensor position, number of irradiance monitoring points, and sample rack working mode of the xenon lamp climate aging test chamber involved in the
case did not meet the standards.